Higashimatsuyama, Japan

Hajime Muramatsu

This inventor holds 5 USPTO granted patents. Top assignee: Diesel Kiki Co., Ltd.. Active years: 1989-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hajime Muramatsu. Retrieved from https://idiyas.com/inventor/hajime-muramatsu

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 3.7

ph-index = 3

Forward Citations = 24(Granted Patents)


Company Filing History:


Years Active: 1989-1991

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5 patents (USPTO):Explore Patents

Title: Hajime Muramatsu: Innovator in Acceleration Sensor Technology

Introduction

Hajime Muramatsu is a notable inventor based in Higashimatsuyama, Japan. He has made significant contributions to the field of sensor technology, particularly in the development of acceleration sensors. With a total of 5 patents to his name, Muramatsu's work has advanced the capabilities of these essential devices.

Latest Patents

One of Muramatsu's latest patents is a method of making an acceleration sensor. This innovative sensor features a tubular casing that is open at one end and closed by a lid made of elastic material. Inside the sealed space defined by the casing and the lid, a magnetic member is housed, along with a damper liquid. The design allows the lid to deform, accommodating thermal expansion of the damper liquid. Another significant patent involves an acceleration sensor that includes a body supporting a casing, where a magnetic member is positioned. This sensor utilizes multiple magnets to maintain the magnetic member in a reference position, allowing for precise detection of displacement when subjected to acceleration.

Career Highlights

Hajime Muramatsu is currently employed at Diesel Kiki Co., Ltd., where he continues to innovate in the field of sensor technology. His work has been instrumental in enhancing the performance and reliability of acceleration sensors, which are widely used in various applications.

Collaborations

Muramatsu has collaborated with notable coworkers, including Takeo Kushida and Susumu Taira. Their combined expertise has contributed to the successful development of advanced sensor technologies.

Conclusion

Hajime Muramatsu's contributions to acceleration sensor technology demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of engineering principles and a drive to improve sensor functionality.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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